nuclear chemistry

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Across
  1. 3. the time required for half of a sample of a radioactive isotope to break down by radioactive decay to form a daughter isotope
  2. 8. the number of protons in the nucleus of an atom
  3. 9. energy that is transferred by electromagnetic waves or by high speed particles or photons leaving the nucleus of an atom
  4. 10. a nuclear explosive that derives its explosive energy from nuclear fusion
  5. 11. the radioisotope commonly used in dating archaeological artifacts
Down
  1. 1. an alpha particle is identical to
  2. 2. the type of radiation that can be blocked with a sheet of paper
  3. 4. nuclear radiation that has no mass and no charge
  4. 5. the process by which two smaller nuclei are joined to form a larger nucleus with the release of large amounts of energy
  5. 6. the process by which a large nucleus splits into two medium sized nuclei with the release of extra neutrons and a large amount of energy
  6. 7. the type of radiation that can be blocked by